Mathematics · 2023
JEE Main · 30 January 2023, Shift 1 · Q63
Let A= (m, n; p, q), d=|A| ≠ 0 and |A-d( Adj A)|=0. Then
Let $\displaystyle A=\left(\begin{array}{cc}m & n \\ p & q\end{array}\right), d=|A| \neq 0$ and $\displaystyle |A-d(\operatorname{Adj} A)|=0$. Then
Official answer
From NTA’s final answer key for this paper.
(2)
$\displaystyle (1+d)^2=(m+q)^2$
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JEE Main 2023 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.